If f ( x ) = 2 x 2 + 3 x - 5 , then the value of f ' ( 0 ) + 3 f ' ( - 1 ) is equal to

If f(x)=2x2+3x-5, then the value of f'(0)+3f'(-1) is equal to
  1. 1
  2. 0
  3. 3
  4. 2

Solution

f(x)=2x2+3x-5

f'x=4x+3

f'0=3

f'-1=-1

f'(0)+3f'(-1)=3+3×-1=0

Asked in: AP EAMCET 2021 (20 Aug Shift 1)

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